package test1225;

public class Test07 {
    public static void m07(int[] arr,int[] brr){
        for(int a :arr){
            if (m(brr,a)){
                System.out.println(a);
            }
        }
    }
    public static boolean m(int[] brr,int a){
        for(int b :brr){
            if(b==a){
                return false;
            }
        }
        return true;
    }
    public static void main(String[] args) {
// 打印arr与brr的差集
        int[] arr = {1,2,3,4,5};
        int[] brr = {3,4,5,6,7};
        m07(arr, brr);
    }
}
